Home / 16,889,964.84-23,308,201.44-9,155,037.96

Finding the Fourth Proportional to 16,889,964.84, 23,308,201.44 and 9,155,037.96

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Solution

The fourth proportional to 16,889,964.84, 23,308,201.44 and 9,155,037.96 is: 12,633,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889,964.84 : 23,308,201.44 = 9,155,037.96 : x
  2. Step 2: Convert to fraction form
    16,889,964.84/23,308,201.44 = 9,155,037.96/x
  3. Step 3: Cross multiply
    16,889,964.84x = 23,308,201.44 × 9,155,037.96
  4. Step 4: Simplify right side
    16,889,964.84x = 213,387,468,962,526.69
  5. Step 5: Solve for x
    x = 213,387,468,962,526.69/16,889,964.84
  6. Step 6: Final answer
    x = 12,633,979.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.